Floppy Disk Controller Repair and Diagnostics ROM for the Amstrad CPC
Автор: Noel's Retro Lab
Загружено: 2021-03-04
Просмотров: 27691
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Today I tackle an odd repair that hangs the Amstrad when I try to do any disk command. Along the way, I write a ROM check program that balloons into the start of a diagnostics ROM I always wanted to have.
Chapters:
00:00 Intro
01:21 ROM and diagnostics
03:28 Writing a ROM test
04:59 Floppy disk controller
09:28 Gathering data
14:47 Control signals
20:15 Final test
21:59 Lower RAM tests
26:21 Conclusion
Amstrad Diagnostics ROM https://github.com/llopis/amstrad-dia...
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#amstrad #floppydiskcontroller #diagnosticsROM
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